Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9752630 | Centrifugal clutch | — | 2017-09-05 |
| 9447827 | Clutch with built-in torsional vibration damper | — | 2016-09-20 |
| 8881692 | Cooling system in air-cooled combustion engine | — | 2014-11-11 |
| 8726859 | Two-stroke cycle combustion engine of air scavenging type | Tadao Yashirodai | 2014-05-20 |
| D673976 | Internal combustion engine | Toshiro Inoue | 2013-01-08 |
| 8146546 | Two-cycle engine cylinder and method for manufacturing the same | Masanori Kobayashi | 2012-04-03 |
| 8127724 | Cylinder block for a two-cycle combustion engine | Masanori Kobayashi | 2012-03-06 |
| 8122861 | Two-stroke cycle combustion engine of air scavenging type | — | 2012-02-28 |
| 7922443 | Portable air blower | — | 2011-04-12 |
| D624091 | Internal combustion engine | — | 2010-09-21 |
| 7784440 | Combustion engine with a priming pump | — | 2010-08-31 |
| 7536982 | Two-cycle combustion engine of air scavenging type | Yoshiro Yamane, Masanori Kobayashi | 2009-05-26 |
| 7407036 | Muffler for compact combustion engines | Masanori Kobayashi | 2008-08-05 |
| 7395801 | Two-cycle combustion engine | Isao Yoshimizu, Masanori Kobayashi | 2008-07-08 |
| 7370388 | Air cleaner for portable engine | Masanori Kobayashi | 2008-05-13 |
| D565817 | Cover for a portable air blower | — | 2008-04-01 |
| D558939 | Portable air blower | — | 2008-01-01 |
| 7293536 | Two-cycle combustion engine | — | 2007-11-13 |
| 7201144 | Operating apparatus of engine in portable working machine | — | 2007-04-10 |
| 7146942 | Two-cycle combustion engine with air scavenging system having pressure reducing device | Masanori Kobayashi | 2006-12-12 |
| D529922 | Internal combustion engine | Tadahiro Kurishima | 2006-10-10 |
| 7096834 | Two-cycle combustion engine | Masanori Kobayashi | 2006-08-29 |
| 7089891 | Two-cycle combustion engine | Masanori Kobayashi | 2006-08-15 |
| 7077078 | Engine cooling structure | Masanori Kobayashi | 2006-07-18 |
| 6978744 | Two-cycle combustion engine with air scavenging system | Masanori Kobayashi | 2005-12-27 |